2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

Base Information

Chemical Name:2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide
CAS No.:1335000-81-1
Molecular Formula:C₁₄H₁₀ClN₃O₂S
Molecular Weight:319.771
Hs Code.:

Synonyms:2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

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Chemical Property of 2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

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Technology Process of 2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

There total 3 articles about 2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 65.0%

: 1335000-74-2
5-amino-3-(4-chlorophenyl)thiophene-2,4-dicarboxamide

: 75-36-5
acetyl chloride

: 1335000-81-1
2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

Guidance literature:: With acetic acid; at 115 ℃;
DOI:10.1016/j.ejmech.2011.06.001

Reference yield:

: 139260-20-1
5-amino-3-(4-chlorophenyl)thiophene-2,4-dicarbonitrile

: 1335000-81-1
2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

Guidance literature:: Multi-step reaction with 2 steps

1.1: sulfuric acid / 20 °C

1.2: Cooling with ice

2.1: acetic acid / 115 °C

With sulfuric acid; acetic acid;
DOI:10.1016/j.ejmech.2011.06.001

Reference yield:

: 4640-66-8
p-chlorobenzoylacetonitrile

: 1335000-81-1
2-methyl-5-(4-chlorophenyl)-3,4-dihydro-4-oxothieno[2,3-d]pyrimidine-6-carboxamide

Guidance literature:: Multi-step reaction with 3 steps

1.1: sulfur

2.1: sulfuric acid / 20 °C

2.2: Cooling with ice

3.1: acetic acid / 115 °C

With sulfuric acid; sulfur; acetic acid; 1.1: Gewald reaction;
DOI:10.1016/j.ejmech.2011.06.001